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Brightking P6SMB6.8A
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Brightking P6SMB6.8A
- Type
- BRIGHTKING
- Minimum package
- 3000
Technical parameters
- Electronic Component
- Brightking
- Electronic Component
- P6SMB6.8A
- Electronic Component
- 1
- Package
- SMB(DO-214AA)
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.149g
- Electronic Component
- 1
- Electronic Component
- BM0230858800
- Operating Temperature
- 55℃~+150℃
- Voltage
- 10.5V
- Current(Ir)
- 1mA
- Voltage(VBR)
- 6.45V
- Electronic Component
- 3000
- Power(Ppp)
- 600W@10/1000us
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
P6SMB6.8A 产品概述
一、概况
P6SMB6.8A 是一款单向 TVS（二极管）瞬态抑制器，由台湾品牌 Brightking（君耀）提供，封装为 SMB（DO-214AA）。该器件针对5V类电源与信号线路的雷击、开关瞬变和静电放电等脉冲干扰，提供快速、可靠的过压保护。
二、主要电气参数
- 极性：单向（用于直流保护）
- 额定反向工作电压 Vrwm：5.8V（适配典型5V系统）
- 击穿电压：6.45V（典型值）
- 钳位电压（Ipp 条件下）：10.5V
- 峰值脉冲电流 Ipp：58.1A（基于 10/1000µs 测试波形）
- 峰值脉冲功率 Ppp：600W @ 10/1000µs（行业常用冲击波形）
- 反向泄漏电流 Ir：1mA（在 Vrwm 下）
- 工作温度范围：-55℃ ~ +150℃
三、特性与优势
- 响应速度快，能在纳秒级别钳制过压，保护下游元件免受瞬态冲击。
- 钳位电压低（10.5V），在高脉冲电流下仍能保持较好限制能力，有利于保护敏感的5V逻辑与接口。
- 高能量吸收（600W @10/1000µs）适合直流电源线、车载、工业总线等存在较大冲击能量的场景。
- 宽工作温度范围（-55℃~+150℃），适用于汽车电子与户外/工业环境。
四、典型应用
- 5V 电源总线和接口保护（USB、UART、I2C 等）
- 汽车电子（车载控制单元、传感器电源防护）
- 工业控制与电源输入端防护
- 通信设备、基站及配电箱内的浪涌抑制
五、使用与选型建议
- 选型时保证 Vrwm ≥ 系统静态最高电压，但不要过高以免降低保护效率；P6SMB6.8A 的 5.8V 适合 5V 系统。
- 若系统存在更高幅值或更长能量脉冲，需选用更高 Ppp 的器件或并用多个器件/外置熔断器。
- 单向器件适用于有明确极性的直流线路；交流或双向浪涌应选双向 TVS。
- 注意钳位电压与受保护器件最大耐压的匹配，必要时在 TVS 前加串联限流元件（如阻容、熔丝）。
六、封装与焊接提示
- SMB（DO-214AA）封装便于波峰/回流焊装配，散热能力较好。
- PCB 布局建议：将 TVS 尽量靠近受保护端口连接点，保持走线最短，以降低寄生电感；为高能量吸收场合预留足够焊盘与热流通道。
- 存储与焊接符合常规 SMT 工艺温度限制，避免长时间高温暴露影响可靠性。
七、可靠性与合规
P6SMB6.8A 在工业与车规温度范围内工作，适合长期在线防护。常见设计需配合系统级浪涌测试（如 IEC 61000-4-5）与静电放电测试（IEC 61000-4-2）以验证整机抗扰能力。
总结：P6SMB6.8A 凭借 5.8V Vrwm、10.5V 钳位和 600W（10/1000µs）能量承受能力，适用于 5V 电源与信号线的高能量瞬态保护，是车载、工业与通用电子领域常用的 SMB 封装 TVS 选择。
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